Balanced acoustic device with passive radiator

An acoustic device comprising a first passive radiator structure and a second passive radiator structure is provided. The first passive radiator structure includes a passive diaphragm mechanically coupled to the first housing member via a first flexible suspension element and configured to vibrate r...

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Hauptverfasser: TIENE MICHAEL, LITOVSKY ROMAN N
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:An acoustic device comprising a first passive radiator structure and a second passive radiator structure is provided. The first passive radiator structure includes a passive diaphragm mechanically coupled to the first housing member via a first flexible suspension element and configured to vibrate relative to the first housing member. The second passive radiator structure includes a second housing member and is configured to vibrate relative to the first housing member. The second passive radiator structure also includes a second flexible suspension element mechanically coupled to the first housing member and the second housing member. The second passive radiator structure also includes an active electro-acoustic transducer mechanically coupled to the second housing member. When the active electroacoustic transducer vibrates, the second passive radiator structure moves. The mass of the first passive radiator structure is smaller than that of the second passive radiator structure. During operation, the first h